Home / 266,824.12-368,237.28-152,105.50

Finding the Fourth Proportional to 266,824.12, 368,237.28 and 152,105.50

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Solution

The fourth proportional to 266,824.12, 368,237.28 and 152,105.50 is: 209,916.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,824.12 : 368,237.28 = 152,105.50 : x
  2. Step 2: Convert to fraction form
    266,824.12/368,237.28 = 152,105.50/x
  3. Step 3: Cross multiply
    266,824.12x = 368,237.28 × 152,105.50
  4. Step 4: Simplify right side
    266,824.12x = 56,010,915,593.04
  5. Step 5: Solve for x
    x = 56,010,915,593.04/266,824.12
  6. Step 6: Final answer
    x = 209,916.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.